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* calendar.texi (Calendar Systems): Say that the Persian calendar

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implemented here is the arithmetical one championed by Birashk.
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Paul Eggert 2005-03-31 20:14:03 +00:00
parent a91877d296
commit d0e50224dd
2 changed files with 12 additions and 1 deletions
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man/ChangeLog
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@ -1,3 +1,8 @@
2005-03-31 Paul Eggert <eggert@cs.ucla.edu>
* calendar.texi (Calendar Systems): Say that the Persian calendar
implemented here is the arithmetical one championed by Birashk.
2005-03-30 Glenn Morris <gmorris@ast.cam.ac.uk>
* programs.texi (Fortran Motion): Fix previous change.
@ -21,7 +26,7 @@
(Longlines): New node.
(Auto Fill): Don't index "word wrap" here.
(Filling): Add Longlines to menu.
2005-03-29 Richard M. Stallman <rms@gnu.org>
* xresources.texi: Minor fixes.

6
man/calendar.texi
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@ -691,6 +691,12 @@ Their calendar consists of twelve months of which the first six have 31
days, the next five have 30 days, and the last has 29 in ordinary years
and 30 in leap years. Leap years occur in a complicated pattern every
four or five years.
The calendar implemented here is the arithmetical Persian calendar
championed by Birashk, based on a 2,820-year cycle. It differs from
the astronomical Persian calendar, which is based on astronomical
events. As of this writing the first future discrepancy is projected
to occur on March 20, 2025. It is currently not clear what the
official calendar of Iran will be that far into the future.
@cindex Chinese calendar
The Chinese calendar is a complicated system of lunar months arranged